Add Shearable API

paper-server/src/main/java/io/papermc/paper/entity/PaperShearable.java

@@ -0,0 +1,25 @@
+package io.papermc.paper.entity;
+
+import io.papermc.paper.adventure.PaperAdventure;
+import net.kyori.adventure.sound.Sound;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.entity.Shearable;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
+import org.jetbrains.annotations.NotNull;
+
+public interface PaperShearable extends io.papermc.paper.entity.Shearable {
+
+    Shearable getHandle();
+
+    @Override
+    default boolean readyToBeSheared() {
+        return this.getHandle().readyForShearing();
+    }
+
+    @Override
+    default void shear(@NotNull Sound.Source source) {
+        if (!(this.getHandle().level() instanceof final ServerLevel serverLevel)) return;
+        this.getHandle().shear(serverLevel, PaperAdventure.asVanilla(source), new ItemStack(Items.SHEARS));
+    }
+}